X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fpleroma%2Fformatter.ex;h=37737853ad3e0c6c3ed58fa68a225b270c1175bf;hb=65bb9b2fba7560df7331645db9839305c47dad11;hp=5b03e9aeb7b469903d12284d5e096fc3df722b8e;hpb=48a03156465ec5c653101a57d4c899d0c6ffe1cf;p=akkoma
diff --git a/lib/pleroma/formatter.ex b/lib/pleroma/formatter.ex
index 5b03e9aeb..37737853a 100644
--- a/lib/pleroma/formatter.ex
+++ b/lib/pleroma/formatter.ex
@@ -1,13 +1,22 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors
+# SPDX-License-Identifier: AGPL-3.0-only
+
defmodule Pleroma.Formatter do
alias Pleroma.User
alias Pleroma.Web.MediaProxy
alias Pleroma.HTML
alias Pleroma.Emoji
- @tag_regex ~r/\#\w+/u
+ @tag_regex ~r/((?<=[^&])|\A)(\#)(\w+)/u
+ @markdown_characters_regex ~r/(`|\*|_|{|}|[|]|\(|\)|#|\+|-|\.|!)/
+
+ # Modified from https://www.w3.org/TR/html5/forms.html#valid-e-mail-address
+ @mentions_regex ~r/@[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]*@?[a-zA-Z0-9_-](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*/u
+
def parse_tags(text, data \\ %{}) do
Regex.scan(@tag_regex, text)
- |> Enum.map(fn ["#" <> tag = full_tag] -> {full_tag, String.downcase(tag)} end)
+ |> Enum.map(fn ["#" <> tag = full_tag | _] -> {full_tag, String.downcase(tag)} end)
|> (fn map ->
if data["sensitive"] in [true, "True", "true", "1"],
do: [{"#nsfw", "nsfw"}] ++ map,
@@ -15,16 +24,15 @@ defmodule Pleroma.Formatter do
end).()
end
+ @doc "Parses mentions text and returns list {nickname, user}."
+ @spec parse_mentions(binary()) :: list({binary(), User.t()})
def parse_mentions(text) do
- # Modified from https://www.w3.org/TR/html5/forms.html#valid-e-mail-address
- regex =
- ~r/@[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]*@?[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*/u
-
- Regex.scan(regex, text)
+ Regex.scan(@mentions_regex, text)
|> List.flatten()
|> Enum.uniq()
- |> Enum.map(fn "@" <> match = full_match ->
- {full_match, User.get_cached_by_nickname(match)}
+ |> Enum.map(fn nickname ->
+ with nickname <- String.trim_leading(nickname, "@"),
+ do: {"@" <> nickname, User.get_cached_by_nickname(nickname)}
end)
|> Enum.filter(fn {_match, user} -> user end)
end
@@ -76,6 +84,18 @@ defmodule Pleroma.Formatter do
|> Enum.join("")
end
+ @doc """
+ Escapes a special characters in mention names.
+ """
+ @spec mentions_escape(String.t(), list({String.t(), any()})) :: String.t()
+ def mentions_escape(text, mentions) do
+ mentions
+ |> Enum.reduce(text, fn {name, _}, acc ->
+ escape_name = String.replace(name, @markdown_characters_regex, "\\\\\\1")
+ String.replace(acc, name, escape_name)
+ end)
+ end
+
@doc "changes scheme:... urls to html links"
def add_links({subs, text}) do
links =
@@ -100,7 +120,7 @@ defmodule Pleroma.Formatter do
end
@doc "Adds the links to mentioned users"
- def add_user_links({subs, text}, mentions) do
+ def add_user_links({subs, text}, mentions, options \\ []) do
mentions =
mentions
|> Enum.sort_by(fn {name, _} -> -String.length(name) end)
@@ -122,10 +142,16 @@ defmodule Pleroma.Formatter do
ap_id
end
- short_match = String.split(match, "@") |> tl() |> hd()
+ nickname =
+ if options[:format] == :full do
+ User.full_nickname(match)
+ else
+ User.local_nickname(match)
+ end
{uuid,
- "@#{short_match}"}
+ "" <>
+ "@#{nickname}"}
end)
{subs, uuid_text}
@@ -141,14 +167,14 @@ defmodule Pleroma.Formatter do
uuid_text =
tags
|> Enum.reduce(text, fn {match, _short, uuid}, text ->
- String.replace(text, match, uuid)
+ String.replace(text, ~r/((?<=[^&])|(\A))#{match}/, uuid)
end)
subs =
subs ++
Enum.map(tags, fn {tag_text, tag, uuid} ->
url =
- "#{
+ "#{
tag_text
}"